3853485 Valve | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta valve for the 7.4 GL, Gi and GSi engines, from the Engine group, weighing 0.186 kg and listed for 24 applications. It supersedes part number 856563. The three engine designations in the note are what select it, so confirm which of them your engine carries.

🚤 Compatibility

Full model list at the end of this description.

⚙️ Key Features

• For 7.4 GL, Gi and GSi engines
• 0.186 kg
• Engine group
• Supersedes 856563
• 24 applications
• 8 used per assembly

🔌 Function

Opens and closes the port in the cylinder head, sealing on its seat against combustion pressure when closed.

⚠️ Common Signs of Failure

• Misfire or loss of compression on one cylinder
• Ticking from the valve gear or clearances drifting out
• Valve face or seat pitted, burnt or channelled
• Stem worn or bent, giving guide rattle
• Blue smoke at idle where the stem seal and guide have worn together

🛠️ Service Notes

• Renew the valve stem seal 3853521 and check the guide 3853515 while the head is off - a new valve in a worn guide will not last
• Lap the valve to its seat and check the seating width before assembly
• Valve spring washer 3853491 belongs to the same valve gear group and is worth renewing at the same time

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 3853485 → Supersedes 856563

OEM / Related Numbers

• 856563 earlier number superseded by this part

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta 7.4GiINCCCE, 7.4GiINCSCE, 7.4GiPEFS, 7.4GiPBYCCE, 7.4GiPLKDCE, 7.4GiPLKECE, 7.4GiPNCACE, 7.4GiPNCSCE, 7.4GiPNCBCE, 7.4GiPNCMCE, 7.4GiPWTR, 7.4GLIMDM, 7.4GLINCS, 7.4GLPLKD, 7.4GLPLKE, 7.4GLPMDA, 7.4GLPMDM, 7.4GLPNCA, 7.4GLPNCB, 7.4GLPNCM, 7.4GLPNCS, 7.4GIIHUBCE, 7.4GLIHUB, 7.4GLINCC